diff --git a/examples/osd/arduino-servo/resources/res-servo.cpp b/examples/osd/arduino-servo/resources/res-servo.cpp new file mode 100644 index 000000000..d7bddd4af --- /dev/null +++ b/examples/osd/arduino-servo/resources/res-servo.cpp @@ -0,0 +1,120 @@ +/* + * Copyright (c) 2013, Institute for Pervasive Computing, ETH Zurich + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the Institute nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * This file is part of the Contiki operating system. + */ + +/** + * \file + * Door resource + * \author + * Harald Pichler + */ +#include "Arduino.h" +extern "C" { +#include "contiki.h" +#include +#include "rest-engine.h" +} +#include "Servo.h" +extern Servo servo; + +static void res_get_handler(void *request, void *response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset); +static void res_post_put_handler(void *request, void *response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset); + +/* A simple getter example. Returns the reading from the sensor with a simple etag */ +RESOURCE(res_servo, + "title=\"SERVO: , POST/PUT mode=on|off\";rt=\"Control\"", + res_get_handler, + res_post_put_handler, + res_post_put_handler, + NULL); + +//extern uint8_t servo_pin; +//extern uint8_t servo_status; + +static void +res_get_handler(void *request, void *response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset) +{ + unsigned int accept = -1; + REST.get_header_accept(request, &accept); + +//todo if(accept == -1 || accept == REST.type.TEXT_PLAIN) { +//todo REST.set_header_content_type(response, REST.type.TEXT_PLAIN); +//todo snprintf((char *)buffer, REST_MAX_CHUNK_SIZE, "%d", servo_status); +//todo +//todo REST.set_response_payload(response, buffer, strlen((char *)buffer)); +//todo } else if(accept == REST.type.APPLICATION_JSON) { +//todo REST.set_header_content_type(response, REST.type.APPLICATION_JSON); +//todo snprintf((char *)buffer, REST_MAX_CHUNK_SIZE, "{'servo':%d}", servo_status); +//todo +//todo REST.set_response_payload(response, buffer, strlen((char *)buffer)); +//todo } else { +//todo REST.set_response_status(response, REST.status.NOT_ACCEPTABLE); +//todo const char *msg = "Supporting content-types text/plain and application/json"; +//todo REST.set_response_payload(response, msg, strlen(msg)); +//todo } +} + +static void +res_post_put_handler(void *request, void *response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset) +{ + size_t len = 0; + const char *value = NULL; + int success = 1; + +// if(success && (len = REST.get_post_variable(request, "mode", &mode))) { +// if(strncmp(mode, "on", len) == 0) { +// digitalWrite(servo_pin, LOW); +// servo_status=1; +// } else if(strncmp(mode, "off", len) == 0) { +// digitalWrite(servo_pin, HIGH); +// servo_status=0; +// } else { +// success = 0; +// } +// } else { +// success = 0; +// } if(!success) { +// REST.set_response_status(response, REST.status.BAD_REQUEST); +// } + if(success && (len = REST.get_post_variable(request, "value", &value))) { + int val = atoi(value); + //int val = map(newval, 0, 1023, 0, 180); // scale it to use it with the servo (value between 0 and 180) + servo.write(val); + } + + if(success && (len = REST.get_post_variable(request, "strike", &value))) { + int val = atoi(value); + //int val = map(newval, 0, 1023, 0, 180); // scale it to use it with the servo (value between 0 and 180) + servo.write(val); + delay(20); + servo.write(90); + } + +}